Abstract
This study aims to evaluate contamination of water, sediment, vegetation and the uçá-crab by heavy metals in five mangroves of the São Paulo State, and to analyze the genotoxic impact on populations of this crustacean, based on the frequency of micronuclei cells. Mangroves are Permanent Preservation Areas (PPAs) and nurseries for many species, including the uçá-crab, which is widely marke…